Improper locking in Linux kernel - CVE-2024-40969
Published: July 13, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94273
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-40969
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the f2fs_handle_critical_error() function in fs/f2fs/super.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2024-40969
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/1036d3ea7a32cb7cee00885c73a1f2ba7fbc499a
- https://git.kernel.org/stable/c/f47ed3b284b38f235355e281f57dfa8fffcc6563
- https://git.kernel.org/stable/c/3bdb7f161697e2d5123b89fe1778ef17a44858e7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.36